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    • 297,756+ Technical Java Developer Jobs in UK — Top Companies Hiring July 2026

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    Remote Oracle CPQ Developer Integration and Optimization

    A global innovator of business and technology services is seeking an Oracle CPQ Developer for a fully remote position within the UK. In this role, you will provide programming and troubleshooting support for Oracle CPQ applications, enhance the CPQ environment's stability, and integrate CPQ with enterprise syste ...

    Head of Front Office Trading Systems — Low Latency

    Orbis Group is seeking a Credit Systematic Trading Developer (Director) to work in London. In this hybrid role, you will design and implement low-latency trading systems, developing pricing, risk, and PnL services while collaborating closely with traders and quantitative teams. The ideal candidate has ...

    Lead Real Time Investment Data Systems Engineer

    慨正橡扯 is seeking a Lead Developer to design and deliver real-time and time-series data platforms within the investment management technology team. This role requires significant engineering expertise combined with domain knowledge to lead critical systems utilized by Portfolio Managers and Traders. Resp ...

    Lead Python Web Developer — Django & Quant (London)

    Java Script Works is seeking a Lead Python Web Developer to join their team in London, United Kingdom. The ideal candidate will have strong commercial experience with the Django framework and a solid understanding of web technologies. This full-time role offers a competitive salary of up to £110K and the oppo ...

    Full Stack Engineer: Transforming Risk‑Critical Platforms

    hackajob is teaming up with Barclays to find a Full Stack Developer in Glasgow. This role supports the delivery of scalable applications and takes part in a strategic technology transformation. You will modernize platforms and ensure adherence to risk and compliance standards while contributing to exciting pr ...

    Impactful Software Developer | C#/.NET | Newcastle

    Jefferson Frank is looking for a Software Developer to join their team in Newcastle upon Tyne. The role involves delivering bespoke technology solutions for clients in banking and financial services. The successful candidate will need excellent programming skills in languages like C#/.NET, Java, Rust, ...

    Senior Application Backend Engineer (Core Java) (Remote United Kingdom)

    JOB DESCRIPTION SummaryYelp engineering culture is driven by our : we’re a cooperative team that values individual authenticity and encourages creative solutions to problems. All new engineers deploy working code their first week, and we strive to broaden individual impact with support fr ...

    Senior Application Backend Engineer (Core Java) (Remote United Kingdom)

    JOB DESCRIPTION SummaryYelp engineering culture is driven by our : we’re a cooperative team that values individual authenticity and encourages creative solutions to problems. All new engineers deploy working code their first week, and we strive to broaden individual impact with support fr ...

    Principal Developer

    Senior Java Developer (Must hold active SC) The Company At Amber Labs, we are a cutting‑edge UK and European technology consultancy that prioritises empowering autonomy, promoting experimentation, and facilitating rapid learning to provide exceptional value to our clients. Our company c ...

    Backend Developer Bazel

    Backend Developer – Bazel Location: London, UKJob Type: Contract Our Product Area, Platinum, has historically owned and operated both our VCS and CI systems in addition to the Fleet Management product for helping developers manage large‑scale software changes. Over the past year we hav ...

    Senior Frontend Developer

    Senior Frontend Developer Up to £80,000 Central London - Flexible Hybrid Options Health-Tech A start-up within the health space are seeking a Senior Frontend Developer to join a high performing squad of engineers building a unique SAAS platform w ...

    Senior Frontend Developer

    Senior Frontend Developer Up to £80,000 Central London - Flexible Hybrid Options Health-Tech A start-up within the health space are seeking a Senior Frontend Developer to join a high performing squad of engineers building a unique SAAS platform w ...

    Java Developer (Full Stack) (Mandarin Speaking, £35k, Capital Markets, London or Hong Kong)

    We have an exciting opportunity for a Java Developer (Full-Stack) role in a London-based Capital Markets company. This market‑leading provider delivers best‑in‑class implementation algorithmic trading, smart order processing, and transactional cost analysis services to a wide range of clients, including gl ...

    Full stack Java Developer for Systematic & Credit Portfolio Trading Tools, Assistant Vice President

    Engineer the future of global finance. At Citi, our Tech team doesn’t just support finance – we are helping to redefine it. Every day, $5 trillion crosses through our network. We do business in 180+ countries operating at a scale few can match. From deploying advanced AI to helping shape global markets, we ...

    Full stack Java Developer for Systematic & Credit Portfolio Trading Tools, Assistant Vice President

    Engineer the future of global finance. At Citi, our Tech team doesn’t just support finance – we are helping to redefine it. Every day, $5 trillion crosses through our network. We do business in 180+ countries operating at a scale few can match. From deploying advanced AI to helping shape global markets, we ...

    Full stack Java Developer for Systematic & Credit Portfolio Trading Tools, Assistant Vice President

    Citi is seeking a highly motivated and curious full-stack engineer work embedded within the Systematic & Credit Portfolio Trading business and build out a first-class ecosystem of trading tools. This role offers a unique opportunity for in-person collaboration with traders, quants, and product development ...

    Software Developer

    Since our founding, IDEMIA has been on a mission to unlock the world and make it safer through our cutting-edge identity technologies. Our technology leadership makes us the partner of choice for hundreds of governments and thousands of enterprises in over 180 countries, including some of the biggest a ...

    Software Engineer II Real Time Client Liquidity Dashboard Java, ReactJs

    Job Description JPMorgan’s Global Liquidity and Cash Management Technology team is seeking a highly motivated Java and ReactJs engineer to join our global, diverse technology organization. We focus on providing modern solutions to support the Corporate & Investment Bank’s Payments business. Our c ...

    Backend Developer

    London, United Kingdom | Posted on 24/06/2026 Scrumconnect Consulting is a multi-award-winning digital consultancy whose work has positively influenced the lives of over 40 million UK citizens. We deliver impactful technology solutions across UK government departments, working at the forefront of u ...

    Sr Developer / Lead Developer

    Hybrid - Reading, United Kingdom (Tue, Wed, Thur in office) We are looking for a versatile lead engineer who will work directly with our client's billing application team to enhance their saas offering for their customers. You'll need to display leadership and self-motivation qualities and be ...

    Wordpress Developer Wordpress Developer

    We’re hiring for the role of Digital Designer. If you have a passion for branding and the desire to create client pleasing websites, then you might be what we’re looking for? Responsibilities As one of our key designers, you will be involved in all aspects of our projects from conceptual ...

    Backend Software Engineer SC Clearance

    Backend Software Engineer / Developer (Defence SC Clearance) *Newcastle onsite* to £120k+Do you have technical expertise combined with SC Clearance?You could be joining a scaling Technology Consultancy as they break into Defence sector work, the company has already experienced huge succes ...

    Senior Asp.Net Developer

    Job Description: Senior ASP.NET Developer We are looking for Full Stack Software Developer to work in our development team. The role involves participation in the full Lifecycle of software development (SDLC) from conception to deployment. This is an excellent opportunity for an individual wh ...

    Full Stack Software Engineer

    We are seeking experienced Software Engineers to enable the adoption of industry-standard Generative AI development tools across our enterprise. In this role, you'll build the infrastructure, supporting applications and tooling that enables teams across the organization to leverage AI‑assisted devel ...

    BPM Developer

    A global leader specialising in independent tax and advisory based London is actively seeking a BPM Developer a new role to support the development; maintenance and support of business process solutions internally, using our Appian platform. As a BPM Developer you will be responsible for; ...

    Backend Software Engineer SC Clearance

    Backend Software Engineer / Developer (Defence SC Clearance) *Newcastle onsite* to £120k+Do you have technical expertise combined with SC Clearance?You could be joining a scaling Technology Consultancy as they break into Defence sector work, the company has already experienced huge succes ...

    Remote Tech Lead: AI Driven Java Microservices Modernisation

    Tiro Partners Limited is seeking a Tech Lead to join our new Service Modernisation & AI team in Greater London. This role offers the chance to modernise critical legacy Java services and build AI-powered tooling that enhances developer productivity. The ideal candidate has over 10 years of backend engi ...

    Low Latency HFT Quant Developer

    Queueco is seeking a talented Quantitative Developer specialising in High-Frequency Trading (HFT) to join their team in Greater London. This role involves designing and optimizing low latency trading systems while collaborating with traders and researchers to improve performance and efficiency. The ide ...

    Senior Site Reliability Engineer: Scalable, Automated Services

    APPLE in Greater London is seeking a Software Developer in Site Reliability Engineering (SRE) to ensure the reliability and performance of services like iCloud. The ideal candidate will leverage data and automation for operational excellence and manage the server software stack. With over 5 years of experienc ...

    Salesforce Developer in London Quant Capital

    Job Requirements Oriented methodologies and approaches Preferred expert knowledge of relational databases and data modelling Preferred proficiency in Javascript, AJAX, SQL, HTML, CSS. This is a unique opportunity for someone to expand further into web tec ...

    Senior Developer for GOV.UK One Login (AWS/TypeScript)

    A UK government agency is seeking a Developer to join the GOV.UK One Login Programme. You'll work in a fast-paced environment with a focus on developing secure, robust digital services for all citizens. The ideal candidate will have experience with cloud technologies, TypeScript or Java, and an understanding of ...

    Salesforce Developer & Web Tech Specialist

    Job Requirements Oriented methodologies and approaches Preferred expert knowledge of relational databases and data modelling Preferred proficiency in Javascript, AJAX, SQL, HTML, CSS. This is a unique opportunity for someone to expand further into web tec ...

    React Front End Developer (Hybrid) — E2E & MUI specialist

    Java Script Works is seeking an experienced Front End Developer to join the CORE Mod. team in Tax Admin. The role requires expertise in React frameworks and experience working in a hybrid environment in Telford, with a minimum of 2 days in the office per week. This contract position is for 6 months, wi ...

    Hands On Technical Lead: Build & Mentor (C#/.NET)

    Maxwell Bond is seeking a Lead Developer to join their team in Manchester. This role involves hands-on software development and leading a small team of developers. The ideal candidate will have over 5 years of experience in .Net and C#, along with a solid understanding of Java and system architecture. ...

    Staff Software Engineer (Kotlin/Java) HealthTech, Equity, Hybrid

    Client Server is seeking a Staff Software Engineer / Developer (Kotlin Java JVM) in Greater London. In this hybrid role, you will join a HealthTech startup focused on improving patient care through innovative technology. The position involves working hands-on on Greenfield applications with a tech stack inclu ...

    Remote Full Stack Developer for Healthcare Microservices

    Bowerford Associates is seeking a Full Stack Software Developer to join their team. This exciting role allows the successful candidate to work either fully remote or in a hybrid setup from their Exeter office. You will build and maintain web-based applications to support healthcare organisations. The i ...

    Full Stack Java/Vue.js Engineer Hybrid, Clearance Ready

    Amdaris is looking for a Full Stack Software Developer to join their team in Bristol on a hybrid model. Candidates must be able to obtain SC or BPSS clearance. This role will have you developing both front and back end solutions, ensuring application responsiveness, and creating servers and databases. ...

    Senior Developer for GOV.UK One Login (AWS/TypeScript)

    A UK government agency is seeking a Developer to join the GOV.UK One Login Programme. You'll work in a fast-paced environment with a focus on developing secure, robust digital services for all citizens. The ideal candidate will have experience with cloud technologies, TypeScript or Java, and an understanding of ...

    Equities Front Office Tech Engineer Java & FIX

    A leading financial services firm is seeking a developer to work on key projects for their Equities business in London. This role involves supporting front-office trading teams and local middle office functions, along with developing applications critical to client reporting and trading operations. The ideal can ...

    Senior Software Engineer (Remote) – Cloud & Collaboration

    A leading technology firm in the United Kingdom is seeking an experienced Senior Software Developer to join their remote team. The candidate should have a proven track record of developing high-quality applications and solutions. Responsibilities include designing, developing, and implementing software based on ...

    Java Software Engineer Hybrid, Path to Lead

    RaptorTech Recruitment has a permanent vacancy for an experienced Software Developer in Ipswich to work on a hybrid basis. The role involves collaborating in a cross-functional team, focusing on the design and development of mature software products while mentoring junior developers. The successful can ...

    Mobile Voice Engineer (Android) – VoIP & Multi Network

    Mobilus Labs Limited in Greater London is seeking a Mobile Software Developer to join their innovative team focused on voice communication technology. The role involves designing and developing a mobile app, implementing cutting-edge features, and collaborating within an agile environment. The ideal ca ...

    Senior Developer for GOV.UK One Login (AWS/TypeScript)

    A UK government agency is seeking a Developer to join the GOV.UK One Login Programme. You'll work in a fast-paced environment with a focus on developing secure, robust digital services for all citizens. The ideal candidate will have experience with cloud technologies, TypeScript or Java, and an understanding of ...

    Senior Java Engineer: AI Driven, High Throughput Systems

    mthree is seeking an Expert Systems Developer to lead the architectural evolution and scaling of a high-throughput platform for a tier-one global financial institution. This role involves driving automation, influencing system design, and ensuring engineering excellence through rigorous standards and mentorin ...

    Security Cleared Java Backend Engineer

    IDEMIA Group is seeking a Software Developer to join our team in Winnersh, UK, focusing on long-term government projects. Candidates should have 2–3 years of Java development experience and strong knowledge of Spring Boot and REST APIs. You will be designing secure back-end services, building RESTful A ...

    VP & Lead Architect XVA Tech & AI Automation

    Citi is seeking a Lead Developer – VP – XVA Technology to lead application systems analysis while driving automation initiatives, especially in generative AI. You will mentor mid-level developers, manage project quality, and collaborate closely with various teams to implement innovative solutions. The ...

    Senior Backend Engineer: APIs & Production Reliability

    Addition, located in Greater London, is seeking a Senior Developer to enhance their reputable SaaS platform used by thousands globally. Candidates should have solid experience in backend engineering, specifically C#, Java, or Go, alongside proven abilities in managing and debugging production systems. The rol ...

    Senior Java Architect: AI Driven Cloud & Scalable Apps

    Capgemini is seeking a Senior Java Developer to join its Financial Services Business Unit in Greater London. In this role, you'll architect scalable applications that help drive impactful business outcomes. You'll be part of a collaborative and AI-driven team that values continuous learning and quality engine ...

    Fulfillment Platform Engineering Manager – Lead & Scale

    Marks & Spencer Plc in the City of Westminster is seeking a strong engineering leader to build and lead high-performing software engineering teams. This role includes overseeing the planning and delivery of complex software initiatives while driving the adoption of standards for software quality and developer ...

    Senior Backend Engineer AI Powered SaaS

    Echobox, a fast-growing company based in London, is looking for a Back-End Developer to work closely with the Product team and Data Scientists. You will design and maintain systems supporting our AI-driven services, ensuring performance and reliability while meeting launch deadlines. Ideal candidates s ...

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      Technical Java Developer Jobs in United Kingdom Job Search Guide, Trends and Insights